package com.example.onlinemusic.controller;

import com.example.onlinemusic.mapper.LoveMusicMapper;
import com.example.onlinemusic.model.Music;
import com.example.onlinemusic.model.User;
import com.example.onlinemusic.tools.Constant;
import com.example.onlinemusic.tools.ResponseBodyMessage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.List;

@RestController
@RequestMapping("/lovemusic")
public class LoveMusicController {

    @Autowired
    private LoveMusicMapper loveMusicMapper;

    @RequestMapping("/likeMusic")
    public ResponseBodyMessage<Boolean> likeMusic(@RequestParam String id, HttpServletRequest request){
        int musicId=Integer.parseInt(id);
        System.out.println("musicId:"+musicId);
        //1.检查是否登录
        HttpSession httpSession = request.getSession(false);
        if (httpSession == null || httpSession.getAttribute(Constant.USERINFO_SESSION_KEY) == null) {
            System.out.println("没有登录");
            return new ResponseBodyMessage<>(-1, "请登录", false);
        }
        User user=(User) httpSession.getAttribute(Constant.USERINFO_SESSION_KEY);
        int userId=user.getId();
        System.out.println("userId:"+userId);

        Music music=loveMusicMapper.findLoveMusicByMusicIdAndUserId(userId,musicId);
        if(music != null){
            //之前收藏过，不能再收藏
            return new ResponseBodyMessage<>(-1,"之前收藏过此音乐",false);
        }
        boolean effect=loveMusicMapper.insertLoveMusic(userId,musicId);
        if(effect){
            return new ResponseBodyMessage<>(0,"收藏成功",true);
        }else{
            return new ResponseBodyMessage<>(-1,"收藏失败",false);
        }
    }

    @RequestMapping("/findlovemusic")
    public ResponseBodyMessage<List<Music>> findLoveMusic(@RequestParam(required = false) String musicName,
                                                          HttpServletRequest request){
        //1.检查是否登录
        HttpSession httpSession = request.getSession(false);
        if (httpSession == null || httpSession.getAttribute(Constant.USERINFO_SESSION_KEY) == null) {
            System.out.println("没有登录");
            return new ResponseBodyMessage<>(-1, "请登录", null);
        }
        User user=(User) httpSession.getAttribute(Constant.USERINFO_SESSION_KEY);
        int userId=user.getId();
        System.out.println("userId:"+userId);
        List<Music> musicList=null;
        if(musicName==null){
            musicList=loveMusicMapper.findLoveMusicByUserId(userId);
        }else{
            musicList=loveMusicMapper.findLoveMusicByKeyAndUID(musicName,userId);
        }
        return new ResponseBodyMessage<>(0,"查询到了所有的额歌曲信息",musicList);
    }
    @RequestMapping("/deletelovemusic")
    public ResponseBodyMessage<Boolean> deleteLoveMusic(@RequestParam String id,HttpServletRequest request){
        int musicId=Integer.parseInt(id);
        //1.检查是否登录
        HttpSession httpSession = request.getSession(false);
        if (httpSession == null || httpSession.getAttribute(Constant.USERINFO_SESSION_KEY) == null) {
            System.out.println("没有登录");
            return new ResponseBodyMessage<>(-1, "请登录", false);
        }else{
            User user=(User) httpSession.getAttribute(Constant.USERINFO_SESSION_KEY);
            int userId=user.getId();

            int ret=loveMusicMapper.deleteLoveMusic(userId,musicId);
            if(ret==1){
                return new ResponseBodyMessage<>(0,"取消收藏成功",true);
            }else{
                return new ResponseBodyMessage<>(-1,"取消收藏失败",false);
            }
        }

    }
}
